* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

.zhezao {
    position: fix;
    left: 0;
    top: 0;
    height: 100vh;
    width: 100vw;
    background-color: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
}

.alert {
    width: 600px;
    height: 400px;
    background: white;
    display: flex;
    flex-direction: column;
}

.alert > .header {
    height: 80px;
    line-height: 80px;
    border-bottom: 1px solid #ccc;
    display: flex;
    justify-content: space-between;
    padding: 0 30px;
}

.alert > .header > .title {
    font-size: 30px;
    font-weight: 900;
}

.alert > .header > .close {
    font-size: 30px;
    font-weight: 500;
    color: #ccc;
}

.alert > .header > .close:hover {
    color: red;
}

.alert > .main {
    height: 250px;
    flex: 1;
    padding: 30px;
    border-bottom: 1px solid #ccc;
}

.alert > .btnList {
    height: 80px;
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 0 30px;
}

.alert > .btnList > .btn {
    height: 60px;
    width: 120px;
    text-align: center;
    line-height: 60px;
    color: fff;
    margin: 20px;
}

.alert > .btnList > .btn:nth-child(1) {
    background: orangered;
}

.alert > .btnList > .btn:nth-child(2) {
    background: #999;
}